QxOrm  1.2.7
C++ Object Relational Mapping library
get_sql_type.h
Go to the documentation of this file.
00001 /****************************************************************************
00002 **
00003 ** http://www.qxorm.com/
00004 ** Copyright (C) 2013 Lionel Marty (contact@qxorm.com)
00005 **
00006 ** This file is part of the QxOrm library
00007 **
00008 ** This software is provided 'as-is', without any express or implied
00009 ** warranty. In no event will the authors be held liable for any
00010 ** damages arising from the use of this software
00011 **
00012 ** Commercial Usage
00013 ** Licensees holding valid commercial QxOrm licenses may use this file in
00014 ** accordance with the commercial license agreement provided with the
00015 ** Software or, alternatively, in accordance with the terms contained in
00016 ** a written agreement between you and Lionel Marty
00017 **
00018 ** GNU General Public License Usage
00019 ** Alternatively, this file may be used under the terms of the GNU
00020 ** General Public License version 3.0 as published by the Free Software
00021 ** Foundation and appearing in the file 'license.gpl3.txt' included in the
00022 ** packaging of this file. Please review the following information to
00023 ** ensure the GNU General Public License version 3.0 requirements will be
00024 ** met : http://www.gnu.org/copyleft/gpl.html
00025 **
00026 ** If you are unsure which license is appropriate for your use, or
00027 ** if you have questions regarding the use of this file, please contact :
00028 ** contact@qxorm.com
00029 **
00030 ****************************************************************************/
00031 
00032 #ifndef _QX_GET_SQL_TYPE_H_
00033 #define _QX_GET_SQL_TYPE_H_
00034 
00035 #ifdef _MSC_VER
00036 #pragma once
00037 #endif
00038 
00046 #include <boost/mpl/if.hpp>
00047 #include <boost/mpl/logical.hpp>
00048 #include <boost/scoped_ptr.hpp>
00049 #include <boost/shared_ptr.hpp>
00050 #include <boost/intrusive_ptr.hpp>
00051 #include <boost/optional.hpp>
00052 #include <boost/type_traits/is_enum.hpp>
00053 #include <boost/type_traits/is_same.hpp>
00054 
00055 #include <QtCore/qsharedpointer.h>
00056 
00057 #if (QT_VERSION >= 0x040600)
00058 #include <QtCore/qscopedpointer.h>
00059 #endif // (QT_VERSION >= 0x040600)
00060 
00061 #include <QxTraits/is_qx_registered.h>
00062 #include <QxTraits/get_primary_key.h>
00063 #include <QxTraits/remove_attr.h>
00064 #include <QxTraits/get_class_name_primitive.h>
00065 
00066 #include <QxDao/QxDaoPointer.h>
00067 #include <QxDao/QxDateNeutral.h>
00068 #include <QxDao/QxTimeNeutral.h>
00069 #include <QxDao/QxDateTimeNeutral.h>
00070 
00071 #include <QxCommon/QxBool.h>
00072 
00073 namespace qx {
00074 namespace trait {
00075 namespace detail {
00076 
00077 template <typename T>
00078 struct get_sql_type_helper
00079 {
00080 
00081 private:
00082 
00083    typedef typename qx::trait::remove_attr<T>::type type_1;
00084    typedef typename boost::mpl::if_c< qx::trait::is_qx_registered<type_1>::value, typename qx::trait::get_primary_key<type_1>::type, type_1 >::type type_2;
00085    typedef typename boost::mpl::if_c< boost::is_enum<type_2>::value, long, type_2 >::type type_3;
00086 
00087 public:
00088 
00089    typedef typename qx::trait::detail::get_sql_type_helper<T>::type_3 type;
00090 
00091 };
00092 
00093 template <typename T>
00094 struct get_sql_type
00095 { static inline const char * get() { return ""; } };
00096 
00097 /* Implemented into './src/QxRegister/QxClassX.cpp' file */
00098 QX_DLL_EXPORT const char * get_sql_type_by_class_name(const char * sClassName, const char * sDefaultValue);
00099 
00100 } // namespace detail
00101 
00106 template <typename T>
00107 struct get_sql_type
00108 {
00109    typedef typename qx::trait::detail::get_sql_type_helper<T>::type type_sql;
00110    static inline const char * get() { return (boost::is_same<T, type_sql>::value ? qx::trait::detail::get_sql_type<type_sql>::get() : qx::trait::get_sql_type<type_sql>::get()); }
00111 };
00112 
00113 template <typename T>
00114 struct get_sql_type< boost::optional<T> >
00115 { static inline const char * get() { return qx::trait::get_sql_type<T>::get(); } };
00116 
00117 template <typename T>
00118 struct get_sql_type< boost::scoped_ptr<T> >
00119 { static inline const char * get() { return qx::trait::get_sql_type<T>::get(); } };
00120 
00121 template <typename T>
00122 struct get_sql_type< boost::shared_ptr<T> >
00123 { static inline const char * get() { return qx::trait::get_sql_type<T>::get(); } };
00124 
00125 template <typename T>
00126 struct get_sql_type< boost::intrusive_ptr<T> >
00127 { static inline const char * get() { return qx::trait::get_sql_type<T>::get(); } };
00128 
00129 template <typename T>
00130 struct get_sql_type< QSharedPointer<T> >
00131 { static inline const char * get() { return qx::trait::get_sql_type<T>::get(); } };
00132 
00133 #if (QT_VERSION >= 0x040600)
00134 template <typename T>
00135 struct get_sql_type< QScopedPointer<T> >
00136 { static inline const char * get() { return qx::trait::get_sql_type<T>::get(); } };
00137 #endif // (QT_VERSION >= 0x040600)
00138 
00139 template <typename T>
00140 struct get_sql_type< qx::dao::ptr<T> >
00141 { static inline const char * get() { return qx::trait::get_sql_type<T>::get(); } };
00142 
00143 template <typename T1, typename T2>
00144 struct get_sql_type< std::pair<T1, T2> >
00145 { static inline const char * get() { static std::string s; s = (std::string(qx::trait::get_sql_type<T1>::get()) + "|" + std::string(qx::trait::get_sql_type<T2>::get())); return s.c_str(); } };
00146 
00147 template <typename T1, typename T2>
00148 struct get_sql_type< QPair<T1, T2> >
00149 { static inline const char * get() { static std::string s; s = (std::string(qx::trait::get_sql_type<T1>::get()) + "|" + std::string(qx::trait::get_sql_type<T2>::get())); return s.c_str(); } };
00150 
00151 template <typename T1, typename T2>
00152 struct get_sql_type< boost::tuple<T1, T2> >
00153 { static inline const char * get() { static std::string s; s = (std::string(qx::trait::get_sql_type<T1>::get()) + "|" + std::string(qx::trait::get_sql_type<T2>::get())); return s.c_str(); } };
00154 
00155 template <typename T1, typename T2, typename T3>
00156 struct get_sql_type< boost::tuple<T1, T2, T3> >
00157 { static inline const char * get() { static std::string s; s = (std::string(qx::trait::get_sql_type<T1>::get()) + "|" + std::string(qx::trait::get_sql_type<T2>::get()) + "|" + std::string(qx::trait::get_sql_type<T3>::get())); return s.c_str(); } };
00158 
00159 template <typename T1, typename T2, typename T3, typename T4>
00160 struct get_sql_type< boost::tuple<T1, T2, T3, T4> >
00161 { static inline const char * get() { static std::string s; s = (std::string(qx::trait::get_sql_type<T1>::get()) + "|" + std::string(qx::trait::get_sql_type<T2>::get()) + "|" + std::string(qx::trait::get_sql_type<T3>::get()) + "|" + std::string(qx::trait::get_sql_type<T4>::get())); return s.c_str(); } };
00162 
00163 template <typename T1, typename T2, typename T3, typename T4, typename T5>
00164 struct get_sql_type< boost::tuple<T1, T2, T3, T4, T5> >
00165 { static inline const char * get() { static std::string s; s = (std::string(qx::trait::get_sql_type<T1>::get()) + "|" + std::string(qx::trait::get_sql_type<T2>::get()) + "|" + std::string(qx::trait::get_sql_type<T3>::get()) + "|" + std::string(qx::trait::get_sql_type<T4>::get()) + "|" + std::string(qx::trait::get_sql_type<T5>::get())); return s.c_str(); } };
00166 
00167 template <typename T1, typename T2, typename T3, typename T4, typename T5, typename T6>
00168 struct get_sql_type< boost::tuple<T1, T2, T3, T4, T5, T6> >
00169 { static inline const char * get() { static std::string s; s = (std::string(qx::trait::get_sql_type<T1>::get()) + "|" + std::string(qx::trait::get_sql_type<T2>::get()) + "|" + std::string(qx::trait::get_sql_type<T3>::get()) + "|" + std::string(qx::trait::get_sql_type<T4>::get()) + "|" + std::string(qx::trait::get_sql_type<T5>::get()) + "|" + std::string(qx::trait::get_sql_type<T6>::get())); return s.c_str(); } };
00170 
00171 template <typename T1, typename T2, typename T3, typename T4, typename T5, typename T6, typename T7>
00172 struct get_sql_type< boost::tuple<T1, T2, T3, T4, T5, T6, T7> >
00173 { static inline const char * get() { static std::string s; s = (std::string(qx::trait::get_sql_type<T1>::get()) + "|" + std::string(qx::trait::get_sql_type<T2>::get()) + "|" + std::string(qx::trait::get_sql_type<T3>::get()) + "|" + std::string(qx::trait::get_sql_type<T4>::get()) + "|" + std::string(qx::trait::get_sql_type<T5>::get()) + "|" + std::string(qx::trait::get_sql_type<T6>::get()) + "|" + std::string(qx::trait::get_sql_type<T7>::get())); return s.c_str(); } };
00174 
00175 template <typename T1, typename T2, typename T3, typename T4, typename T5, typename T6, typename T7, typename T8>
00176 struct get_sql_type< boost::tuple<T1, T2, T3, T4, T5, T6, T7, T8> >
00177 { static inline const char * get() { static std::string s; s = (std::string(qx::trait::get_sql_type<T1>::get()) + "|" + std::string(qx::trait::get_sql_type<T2>::get()) + "|" + std::string(qx::trait::get_sql_type<T3>::get()) + "|" + std::string(qx::trait::get_sql_type<T4>::get()) + "|" + std::string(qx::trait::get_sql_type<T5>::get()) + "|" + std::string(qx::trait::get_sql_type<T6>::get()) + "|" + std::string(qx::trait::get_sql_type<T7>::get()) + "|" + std::string(qx::trait::get_sql_type<T8>::get())); return s.c_str(); } };
00178 
00179 template <typename T1, typename T2, typename T3, typename T4, typename T5, typename T6, typename T7, typename T8, typename T9>
00180 struct get_sql_type< boost::tuple<T1, T2, T3, T4, T5, T6, T7, T8, T9> >
00181 { static inline const char * get() { static std::string s; s = (std::string(qx::trait::get_sql_type<T1>::get()) + "|" + std::string(qx::trait::get_sql_type<T2>::get()) + "|" + std::string(qx::trait::get_sql_type<T3>::get()) + "|" + std::string(qx::trait::get_sql_type<T4>::get()) + "|" + std::string(qx::trait::get_sql_type<T5>::get()) + "|" + std::string(qx::trait::get_sql_type<T6>::get()) + "|" + std::string(qx::trait::get_sql_type<T7>::get()) + "|" + std::string(qx::trait::get_sql_type<T8>::get()) + "|" + std::string(qx::trait::get_sql_type<T9>::get())); return s.c_str(); } };
00182 
00183 } // namespace trait
00184 } // namespace qx
00185 
00186 #define QX_REGISTER_TRAIT_GET_SQL_TYPE(className, sqlType) \
00187 namespace qx { namespace trait { namespace detail { \
00188 template <> \
00189 struct get_sql_type< className > \
00190 { static inline const char * get() { return get_sql_type_by_class_name(#className, sqlType); } }; }}}
00191 
00192 QX_REGISTER_TRAIT_GET_SQL_TYPE(bool, "SMALLINT")
00193 QX_REGISTER_TRAIT_GET_SQL_TYPE(qx_bool, "SMALLINT")
00194 QX_REGISTER_TRAIT_GET_SQL_TYPE(short, "SMALLINT")
00195 QX_REGISTER_TRAIT_GET_SQL_TYPE(int, "INTEGER")
00196 QX_REGISTER_TRAIT_GET_SQL_TYPE(long, "INTEGER")
00197 QX_REGISTER_TRAIT_GET_SQL_TYPE(long long, "INTEGER")
00198 QX_REGISTER_TRAIT_GET_SQL_TYPE(float, "FLOAT")
00199 QX_REGISTER_TRAIT_GET_SQL_TYPE(double, "FLOAT")
00200 QX_REGISTER_TRAIT_GET_SQL_TYPE(long double, "FLOAT")
00201 QX_REGISTER_TRAIT_GET_SQL_TYPE(unsigned short, "SMALLINT")
00202 QX_REGISTER_TRAIT_GET_SQL_TYPE(unsigned int, "INTEGER")
00203 QX_REGISTER_TRAIT_GET_SQL_TYPE(unsigned long, "INTEGER")
00204 QX_REGISTER_TRAIT_GET_SQL_TYPE(unsigned long long, "INTEGER")
00205 QX_REGISTER_TRAIT_GET_SQL_TYPE(std::string, "TEXT")
00206 QX_REGISTER_TRAIT_GET_SQL_TYPE(std::wstring, "TEXT")
00207 QX_REGISTER_TRAIT_GET_SQL_TYPE(QString, "TEXT")
00208 QX_REGISTER_TRAIT_GET_SQL_TYPE(QVariant, "TEXT")
00209 QX_REGISTER_TRAIT_GET_SQL_TYPE(QUuid, "TEXT")
00210 QX_REGISTER_TRAIT_GET_SQL_TYPE(QDate, "DATE")
00211 QX_REGISTER_TRAIT_GET_SQL_TYPE(QTime, "TIME")
00212 QX_REGISTER_TRAIT_GET_SQL_TYPE(QDateTime, "TIMESTAMP")
00213 QX_REGISTER_TRAIT_GET_SQL_TYPE(QByteArray, "BLOB")
00214 QX_REGISTER_TRAIT_GET_SQL_TYPE(qx::QxDateNeutral, "TEXT")
00215 QX_REGISTER_TRAIT_GET_SQL_TYPE(qx::QxTimeNeutral, "TEXT")
00216 QX_REGISTER_TRAIT_GET_SQL_TYPE(qx::QxDateTimeNeutral, "TEXT")
00217 
00218 #endif // _QX_GET_SQL_TYPE_H_